3. Find the volume of a cylinder circumference of whose base is 110 cm and height 20 cm
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Answer:
given
2πr=110cm
πr=55
22÷7×r=55
r=35÷2
h=20cm
volume of cylinder=πr²h
22÷7×35÷2×35÷2×20
22×35×35
19250cm³
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